In Power Virtual Agents, a topic defines the bot's business logic and process flow. Topicsare individual process flows that have a trigger and one or more nodes.
When you create a bot, you will see that some topics are available by default. You get four default user topics and eight default system topics. You can edit both of these topic types in the same manner as the topics you create, but you cannot delete them:
A bot will execute a specific topic based on what the user types. A topic has a number of trigger phrases. Phrases are the questions or keywords that the user is likely to type. The bot uses natural language understanding to interpret what a customer wants to know. An example can be seen here.
The topic shown in the following screenshot gets triggered if the user types one of the phrases provided:
You will need a Power Virtual Agent license...